GdPicture14 Namespace / GdPictureImaging Class / TwainGetDuplexMode Method

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TwainGetDuplexMode Method (GdPictureImaging)
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Returns the duplex scanning support.
Public Function TwainGetDuplexMode() As Integer
public int TwainGetDuplexMode()
public function TwainGetDuplexMode(): Integer; 
public function TwainGetDuplexMode() : int;
public: int TwainGetDuplexMode(); 
int TwainGetDuplexMode(); 

Return Value

Can be: 0 = no support (or error) -> Use TwainGetLastResultCode() and TwainGetLastConditionCode() methods for diagnosing the error. 1 = 1-pass duplex 2 = 2-pass duplex
Before using this method check that the TWAIN state is >= 4 (TWAIN_SOURCE_OPEN) To get the TWAIN state, use the TwainGetState() method.
See Also